{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["application", "biomedical", "machanical property", "process parameter", "material", "machine or equipment"], "input": "Due to the fast solidification rate , a large number of acicular α′ forms in fusion zone ( FZ ) , leading to the highest microhardness ."}
{"application": [], "biomedical": [], "machanical property": [], "process parameter": ["solidification rate"], "material": [], "machine or equipment": []}